kmod_scripts: extend the delay to ensure that hardware is ready for n…

…ext remove

The delay is too short to let hardware get ready, in this case, system
will be hang after 1-2 loops. After lot of tests, set the delay to 6s
will avoid this issue on each platform.

Signed-off-by: Zhang Keqiao <keqiao.zhang@linux.intel.com>

kmod_scripts/sof_bootone.sh

@@ -3,7 +3,7 @@
 dmesg -C
 ./sof_remove.sh
 ./sof_insert.sh
-sleep 1
+sleep 6
 
 unset FW_BOOT
 unset ERROR